L1CAM Gene Sequencing & Del/Dup
New York
Approved
Genes
Conditions
- CRASH Syndrome
- MASA Syndrome
Clinical Utility
- Patients with hydrocephalus and at least one L1CAM–associated finding
- Carrier testing in female relatives
- Risk assessment
- Prenatal diagnosis in at-risk pregnancies
Lab Method
- Next-Gen Sequencing
- Deletion/Duplication Analysis
Test Code
552
CPT Codes*
81407x1
ABN Required
No
Turnaround Time**
3 weeks
Preferred Specimen
Alternative Specimen
*The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
**Reporting times are typical and begin once the sample(s) are received at the GeneDx laboratory, but could be extended in situations outside GeneDx’s reasonable control.
Test Documents
Billing
Targeted Variant Testing